Dual shower head unit



FIG. 1 is a perspective view taken from the bottom, front and right side of a dual shower head unit showing our new design;

FIG. 2 is a right side elevational view thereof, the left side being the same as the right side shown;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and

FIG. 5 is a front elevational view thereof, the rear being the same as the front shown. 

The ornamental design for a dual shower head unit, as shown and described. 